(19)

(11)

EP 2 352 986 A1

(12)

(43) Date of publication: 10.08.2011 Bulletin 2011/32 (21) Application number: 09826435.1 (22) Date of filing: 12.11.2009

(51) International Patent Classification (IPC):  G01N 21/00(2006.01) (86) International application number: PCT/US2009/006098 (87) International publication number: WO 2010/056340 (20.05.2010 Gazette 2010/20)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR (30) Priority: 11.11.2008 US 113265 P (71) Applicant: Sun Chemical Corporation Parsippany, NJ 07054 (US)	(72) Inventors: LEE, Kathryn Basking Ridge NJ 07920 (US) RICH, Danny, Clark Hamilton Square NJ 08690 (US) (74) Representative: Critten, Matthew Peter et al Abel & Imray 20 Red Lion Street London, WC1R 4PQ London, WC1R 4PQ (GB)